Year Sterling (millions), Seasonally adjusted 1987-12-31 27.4 1988-12-31 46.5 1989-12-31 37.5 1990-12-31 14.6 1991-12-31 -8.3 1992-12-31 -7.4 1993-12-31 -14.3 1994-12-31 -10.9 1995-12-31 -5.5 1996-12-31 -11.8 1997-12-31 -4.8 1998-12-31 10.8 1999-12-31 6.6 2000-12-31 33.2 2001-12-31 18.9 2002-12-31 12.5 2003-12-31 5 2004-12-31 15.4 2005-12-31 9.3 2006-12-31 8.1 2007-12-31 28.4 2008-12-31 13.1 2009-12-31 -14.2 2010-12-31 -7.5 2011-12-31 -4.9 2012-12-31 -5.8 2013-12-31 -8 2014-12-31 -6.3 2015-12-31 -6.6 2016-12-31 3.2 2017-12-31 0.4 2018-12-31 -3.4 2019-12-31 0.3 2020-12-31 21.9 2021-12-31 -6.7 2022-12-31 -7.1 2023-12-31 -2.3